Home / 119,941.41-165,540.51-71,546.34

Finding the Fourth Proportional to 119,941.41, 165,540.51 and 71,546.34

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Solution

The fourth proportional to 119,941.41, 165,540.51 and 71,546.34 is: 98,746.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,941.41 : 165,540.51 = 71,546.34 : x
  2. Step 2: Convert to fraction form
    119,941.41/165,540.51 = 71,546.34/x
  3. Step 3: Cross multiply
    119,941.41x = 165,540.51 × 71,546.34
  4. Step 4: Simplify right side
    119,941.41x = 11,843,817,612.23
  5. Step 5: Solve for x
    x = 11,843,817,612.23/119,941.41
  6. Step 6: Final answer
    x = 98,746.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.